Memorial of the Salem witchcraft hysteria in the town of Danvers, where it all began.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

The final resting place of American icon Buffalo Bill, and a museum that aids in telling his tale.

Ralph Waldo Emerson spent two years living here decades before it became a Frederick Law Olmsted-designed park.

Hut with supplies for shipwreck survivors.

The remains of a hospital ravaged by fire, once a progressive place of innovations for disabled children.

On top of Gibbet Hill lie the ruins of a lavish turn-of-the-century estate that never quite came to be.

One car at a time please.

Taxonomy experiment known for quirky collections.

Longtime headquarters of controversial boys' club for the world's wealthiest and most powerful.

Dramatic river bend surrounds a natural red-rocked pedestal.

An homage to everyone's favorite prehistoric cartoon family.

Burping, gurgling geothermal mud pots by the Salton Sea.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

This historic national park is covered in the stunning ruins of red rock pueblos.

The artist James Turrell is repurposing an extinct volcano crater as an observatory to experience the cosmos.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

A stealthy Apache hideaway that became the haunting site of a mass grave.

An artificial crater field that trained astronauts for lunar exploration.

Ancient pueblos built into the base of a natural canyon wall.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

They call buildings like this "mimetic architecture," but nothing has ever mimicked the taste of Moxie.

New England's tallest light house stands on an island with a history of cannibalism and death.

Tucked away in a corner of a Maine general store there was a museum devoted to an equally beloved and reviled local soft drink.